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authorDavid S. Miller <davem@davemloft.net>2010-04-07 02:53:30 -0400
committerDavid S. Miller <davem@davemloft.net>2010-04-07 02:53:30 -0400
commit4a35ecf8bf1c4b039503fa554100fe85c761de76 (patch)
tree9b75f5d5636004d9a9aa496924377379be09aa1f /net/sched
parentb4d562e3c3553ac58c7120555c4e4aefbb090a2a (diff)
parentfb9e2d887243499b8d28efcf80821c4f6a092395 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/bonding/bond_main.c drivers/net/via-velocity.c drivers/net/wireless/iwlwifi/iwl-agn.c
Diffstat (limited to 'net/sched')
-rw-r--r--net/sched/Kconfig5
-rw-r--r--net/sched/cls_cgroup.c36
2 files changed, 31 insertions, 10 deletions
diff --git a/net/sched/Kconfig b/net/sched/Kconfig
index 21f9c7678aa3..2f691fb180d1 100644
--- a/net/sched/Kconfig
+++ b/net/sched/Kconfig
@@ -328,13 +328,16 @@ config NET_CLS_FLOW
328 module will be called cls_flow. 328 module will be called cls_flow.
329 329
330config NET_CLS_CGROUP 330config NET_CLS_CGROUP
331 bool "Control Group Classifier" 331 tristate "Control Group Classifier"
332 select NET_CLS 332 select NET_CLS
333 depends on CGROUPS 333 depends on CGROUPS
334 ---help--- 334 ---help---
335 Say Y here if you want to classify packets based on the control 335 Say Y here if you want to classify packets based on the control
336 cgroup of their process. 336 cgroup of their process.
337 337
338 To compile this code as a module, choose M here: the
339 module will be called cls_cgroup.
340
338config NET_EMATCH 341config NET_EMATCH
339 bool "Extended Matches" 342 bool "Extended Matches"
340 select NET_CLS 343 select NET_CLS
diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
index e4877ca6727c..7f27d2c15e08 100644
--- a/net/sched/cls_cgroup.c
+++ b/net/sched/cls_cgroup.c
@@ -24,6 +24,25 @@ struct cgroup_cls_state
24 u32 classid; 24 u32 classid;
25}; 25};
26 26
27static struct cgroup_subsys_state *cgrp_create(struct cgroup_subsys *ss,
28 struct cgroup *cgrp);
29static void cgrp_destroy(struct cgroup_subsys *ss, struct cgroup *cgrp);
30static int cgrp_populate(struct cgroup_subsys *ss, struct cgroup *cgrp);
31
32struct cgroup_subsys net_cls_subsys = {
33 .name = "net_cls",
34 .create = cgrp_create,
35 .destroy = cgrp_destroy,
36 .populate = cgrp_populate,
37#ifdef CONFIG_NET_CLS_CGROUP
38 .subsys_id = net_cls_subsys_id,
39#else
40#define net_cls_subsys_id net_cls_subsys.subsys_id
41#endif
42 .module = THIS_MODULE,
43};
44
45
27static inline struct cgroup_cls_state *cgrp_cls_state(struct cgroup *cgrp) 46static inline struct cgroup_cls_state *cgrp_cls_state(struct cgroup *cgrp)
28{ 47{
29 return container_of(cgroup_subsys_state(cgrp, net_cls_subsys_id), 48 return container_of(cgroup_subsys_state(cgrp, net_cls_subsys_id),
@@ -79,14 +98,6 @@ static int cgrp_populate(struct cgroup_subsys *ss, struct cgroup *cgrp)
79 return cgroup_add_files(cgrp, ss, ss_files, ARRAY_SIZE(ss_files)); 98 return cgroup_add_files(cgrp, ss, ss_files, ARRAY_SIZE(ss_files));
80} 99}
81 100
82struct cgroup_subsys net_cls_subsys = {
83 .name = "net_cls",
84 .create = cgrp_create,
85 .destroy = cgrp_destroy,
86 .populate = cgrp_populate,
87 .subsys_id = net_cls_subsys_id,
88};
89
90struct cls_cgroup_head 101struct cls_cgroup_head
91{ 102{
92 u32 handle; 103 u32 handle;
@@ -277,12 +288,19 @@ static struct tcf_proto_ops cls_cgroup_ops __read_mostly = {
277 288
278static int __init init_cgroup_cls(void) 289static int __init init_cgroup_cls(void)
279{ 290{
280 return register_tcf_proto_ops(&cls_cgroup_ops); 291 int ret = register_tcf_proto_ops(&cls_cgroup_ops);
292 if (ret)
293 return ret;
294 ret = cgroup_load_subsys(&net_cls_subsys);
295 if (ret)
296 unregister_tcf_proto_ops(&cls_cgroup_ops);
297 return ret;
281} 298}
282 299
283static void __exit exit_cgroup_cls(void) 300static void __exit exit_cgroup_cls(void)
284{ 301{
285 unregister_tcf_proto_ops(&cls_cgroup_ops); 302 unregister_tcf_proto_ops(&cls_cgroup_ops);
303 cgroup_unload_subsys(&net_cls_subsys);
286} 304}
287 305
288module_init(init_cgroup_cls); 306module_init(init_cgroup_cls);